Gaya APA
George, M.
(2005).
The 7 AHA!s of Highly Enlightened Souls
.
Jakarta:
PT Gramedia Pustaka Utama.
Gaya MLA
George, Mike.
"The 7 AHA!s of Highly Enlightened Souls".
Jakarta:
PT Gramedia Pustaka Utama,
2005.
Text.